Sears 390.2521 User's Manual
Contents
1. 4 Check valve or foot valve is stuck 5 6 in closed position Pipes are frozen 5 Thaw pipes Bury pipes below frost line Heat pit or pump house Raise foot valve and or strainer above weil bottom Foot valve and or strainer are buried in sand or mud Water level in well is lower than estimated 2 Steel piping if used is corroded or limed causing excess friction Offset piping is too small in size Pressure switch is out of adjustment or contacts are frozen 2 Faucets have been left open 3 Jet or impeller is clogged 4 5 Pump does not deliver water to full capacity also check point 3 immediately above Pump pumps water but does not shut off A deep weli jet pump may be needed over 20 ft to water Replace with Plastic Pipe where possible otherwise with new steel pipe Use larger offset piping Adjust or replace pressure switch 7e ON Close faucets Clean jet or impeller Refer to instructions on wiring Check possibility of using a deep well jet pump Motor is wired incorrectly Water level in well is lower than estimated 1 Pipes leak 2 Faucets or valves are open 3 Foot valve leaks 4 5 O amp O Pump cycles too Check connections replace pipe fittings frequently Close faucets or valves Replace foot valve Adjust or replace pressure switch Disconnect electrical p2. shown Do not alter the wiring in single voltage motors Install ground wire and maintain your pump in compli ance with the National Electrical Code NEO or the Canadian Electrical Code CEC as applicable and with all local codes and ordinances that apply Consult your local building inspector for code information Motor wires connect here Power supply wires connect here 230 Volt Connect 2 hot wires hers and red here and cap the white neutral wire It does not matter which wire goes to which screw 115 Volt Connect one hot wire black or red to one of these screws it doesn t matter which one Connect the white neutral wire to the other screw Cap any remaining bt black or red wires 3 May prt A E i oe the power cable to prevent strain on the terminal screws Connect the green or bare copper ground wire to the green ground screw 3187 0398 Figure 6 Pressure Switch Wiring Connection Procedure 1 Connect the ground wire first as shown in Figure 4 The ground wire must be a solid copper wire at least as large as the power supply wires There must be a solid metal connection between the pressure switch and the motor for motor grounding pro tection If the pressure switch is not connected to the motor connect the green ground screw in the switch to the green ground screw under the motor end cover Use a solid copper wire at least as large as the power supply wires Connect the groun
3. Do not attempt to open tank unless all pressure has been relieved Risk of electric shock Disconnect power before working on unit 1 DISCONNECT POWER TO PUMP 2 Drain system as follows A Open faucet closest to tank B Open draincock Key No 22 Page 12 on pump body C Remove hose Key No 6 Page 14 from tank flange 3 Relieve expel ALL air pressure in system by removing valve core 4 Disconnect outside piping from tank and pump AWARNING To avoid serious or fatal injury be sure all air pressure has been released from tank before proceeding to step 5 5 Remove nuts and washers from tank inlet flange Key No 2 Page 14 Tap inlet flange to break seal Remove flange 6 Wherever convenient hold bag with pliers and cut with single edge razor blade or sharp knife Bag will not come out in one piece Continue pulling and cutting until bag is removed 7 Clean and dry inside of tank 8 Place replacement bag on a clean surface with opening up Flatten bag and force air out 9 Tightly roll bag towards center opening 10 Before center opening is covered up force air out of re maining portion of bag Finish rolling bag 11 To make bag easier to insert into tank sprinkle outside of bag with talcum powder 12 Being careful not to break valve stand tank on end Push tightly rolled bag into tank 13 Reach into bag and push out sidewalls You need not remove all wrinkles 14 Clean center opening ring on
4. bag and lip on tank 15 Pull ring on bag through tank opening and fit over tank lip BE SURE it seats properly in groove on tank lip 16 Clean sealing surface of inlet flange and place on studs 17 NOTICE Tighten nuts as follows A Hand tighten all nuts B Tighten one nut snug C Tighten opposite nut snug D Proceed tightening opposite pairs to a snug fit E Recheck all nuts using same pattern Be sure all nuts are tight and you have a good seal NOTICE Do not overtighten you may twist studs off of tank If you have a torque wrench tighten to 85 inch pounds torque 18 Stand tank on feet and reconnect piping 19 Recharge tank to proper air pressure see Page 5 20 Reconnect hoses and pressure switch tube prime pump see Page 6 Air Valve Replacement 1 Follow steps 1 through 5 under Vinyl Bag Removal 2 Cut valve off as close to tank as possible Push remaining portion back into tank 3 Tip tank on end and BE SURE all water is drained from bag 4 Carefully remove bag ring from lip on tank opening and push bag ring back into tank reach in around it and re move cut off portion of valve from tank 5 Wipe a thin film of soapy solution on replacement valve and from inside tank insert in hole in top of tank 6 Pull valve through hole with pliers or a valve tool avail able at your local filling station or Automotive Center 7 Follow steps 14 through 20 under Vinyl Bag Removal to rei
5. not sealed 1 REPAIR PARTS Pump Only Model 390 252 587 1193 Key Model 390 2521 No 1 2 HP J218 953C 17351 0009 WC78 41T L176 47P U9 399 U109 6A J105 40PE J1 39P C19 54SS U9 201 N32P 66 N34P 19 N76 29P J20 18 N176 28PB N76 28P U37 673P U111 212T U9 226 N166 5P U212 68T U30 7428S U30 542SS C4 42P REPAIR PARTS Part Description Motor 1 2 HP 115 230V 60 Cycle Water Slinger Reducer Bushing 1 2 x 1 8 NPT Pipe Plug 1 8 NPT Tank Body Back Half O Ring Tank Body 9 1 2 x 9 x 1 4 Shaft Seal Impeller Diffuser Ciamp Tank Body O Ring Venturi 1 3 8 x 1 1 8 x 1 8 Venturi Nozzie Insert Gasket Tank Body Assembly Front Half Includes Key No s 11 12 13 14 15 16 19 20 21 23 and 24 Tank Body Only Front Half Switch Tube 90 Hose Barb O Ring Check Valve 2 1 4 x 2 x 1 8 Check Valve Pipe Plug 1 8 NPT 2 Required Draincock 1 4 NPT Screw 10 16 x 1 1 8 4 Required Screw 8 32 x 7 8 5 Required Base Nut 5 16 18 Hex Head 4 Required Lockwasher 4 Required Motor Pad Pressure Switch Locknut 1 2 Connector Standard hardware item may be purchased locally For repair or service to motors always give the motor model number 13 REPAIR PARTS Tank Only Model 390 2521 RE
6. PAIR PARTS Model 390 2521 1 2 HP Part Number Description 29135 Tank Assembly Includes Diaphragm Elbow Valve Nuts Washers amp Inlet Flange U20 13 Bag Vinyl Air Valve w Cap U31 446P inlet Flange Nut 5 16 18 Hex U74 37H Hose 1 x 24 1 2 U19 55SS Clamp Adapter 1 NPT Male x 1 Insert e Not illustrated t Standard hardware item may be purchased locally 14 15 SEARS OWNER S MANUAL Model No 390 2521 The model number of your Shallow Well Water System will be found on the pump body When requesting service or ordering parts always give the following information Product Type e Model Number e Part Number e Part Description CRAFTSMAN PROFESSIONAL 1 2 HP SHALLOW WELL WATER SYSTEM For the repair or replacement parts you need Calt 7 am 7 pm 7 days a week 1 800 366 PART 1 800 366 7278 For in home major brand repair service Call 24 hours a day 7 days a week 1 800 4 REPAIR 1 800 473 7247 For the location of a Sears Repair Service Center in your area Call 24 hours a day 7 days a week 1 800 488 1222 For information on purchasing a Sears Maintenance Agreement or to inquire about an existing Agreement call 9 am 5 pm Monday Saturday 1 800 827 6655 SEARS REPAIR SERVICES America s Repair Specialists Sears Roebuck and Co Hoffman Estates IL 60179 U S A
7. SEARS OWNER S MANUAL MODEL NO 390 2521 CRAFTSMAN PROFESSIONAL yep ewe 1 2 HP SHALLOW WELL Operating Instructions WATER SYSTEM Before First Use of CAUTION This Product e Safety Instructions e Installation Save This Manual For e Electrical Future Reference e Maintenance e Repair Parts Sears Roebuck and Co Hoffman Estates IL 60179 U S A PRINTED IN U S A Form No F642 04075 8 3 04 CONTENTS INTRODUCTION INTRODUCTION WARRANTY 2 Please read our instructions before stalling and using your PUMP PERFORMANCE 3 Shallow Well Water System This will help you obtain the MAJOR COMPONENTS 3 full benefits of the quality and convenience built into this INSTALLATION 45 equipment It will also help you avoid any needless service expense resulting from causes beyond our control which are ELECTRICAL 7 not covered by our warranty OPERATION 3 MAINTENANCE 8 10 HELPFUL HINTS 10 TROUBLESHOOTING GUIDE 1 REPAIR PARTS 12 14 FULL ONE YEAR WARRANTY ON CRAFTSMAN WELL PUMP For one year from the date of purchase Sears will repair or replace well pump free of charge if defective in matenal or workmanship LIMITED WARRANTY ON CRAFTSMAN PROFESSIONAL HYDRO GLASS WELL PUMP After one year and through three vears from the date of purchase Sears will furush free of charge a replacement part for any defective part You pay labor FULL FIVE YEAR WARRANTY ON CRAFTSMAN CAPTIVE AIR TANK For five ye
8. ars from date of purchase Sears will repair or replace the tank free of charge af defective 1m materal or workmanship This warranty does not cover repairs or replacement parts necessary because of abuse or negligence including failure to install adjust and operate this pump according to the instructions is the owners manual LIMITATION OF LIABILITY SEARS WILL NOT BE LiABLE FOR LOSS OR DAMAGE TO PROPERTY OR ANY INCIDENTAL OR CONSEQUENTIAL LOSS OR EXPENSE FROM PROPERTY DAMAGE DUE DIRECTLY OR INDIRECTLY FROM THE USE OF THIS PRODUCT Some stares do not allow the exclusion or limitation of incidental or consequential damages so the above limitation or exclusion may not apply to you WARRANTY SERVICE IS AVAILABLE BY SIMPLY CONTACTING THE NEAREST SEARS SERVICE CENTER DEPARIMENT IN THE UNITED STATES Thus warranty apples only while this product ts in the United States This warranty gives you specific legal rights and you may also have other nghts which vary from state to state Sears Roebuck and Co Dept 817WA Hoffman Estates IL 60179 READ AND FOLLOW SAFETY INSTRUCTIONS Carefully read and follow all safety instructions in this manual or on pump This is the safety alert symbol When you see this symbol on your pump or n this manual Jook for one of the following signal words and be alert to the potential for personal injury 4 DANGER warns about hazards that will cause serious personal injury death or major proper
9. ct pressure switch tubing and close drain cock F Prime pump and turn on power G Check for leaks Removing Motor for Service and Replacing Shaft Seal If it is necessary to separate motor and seal plate always re place the shaft seal We suggest you purchase this item U109 GA and have it on hand for future use NOTICE The seal consists of two parts a rotating member and a ceramic seat The surfaces of the seal are easily dam aged Read instructions carefully 1 Disassemble pump per instructions above 2 Remove diffuser and impeller as follows Key Nos 8 and 9 Page 12 A Remove screws holding diffuser B Loosen two screws and remove motor canopy from motor C Place 7 16 open end wrench on motor shaft flat D Turn impeller counterclockwise when facing it 3 Remove pump back half from motor by unscrewing four 4 nuts Pry back half off motor by inserting two 2 screwdrivers between the back pump half and the motor flange This will force rotating portion of seal off shaft See Figure 7 475 0194 Figure 7 4 Place back half of pump on flat surface and tap out ce ramic seat See Figure 8 479 0194 Figure 8 5 Clean seal cavity 6 Install new seal A Clean polished surface of ceramic seat with clean cloth MAINTENANCE HELPFUL HINTS B Wet outer edge of O Ring with detergent solution C With finger pressure press seat firmly and squarely into cavity See Figure 9A Po
10. d wire to a grounded lead in a service panel to a metal underground water pipe to a metal weil casing at least ten feet 4M long or to a ground electrode provided by the power company or the hydro authority Connect the power supply wires to the pressure switch as shown in Figure 6 Table Il Wiring Chart Recommended Wire and Fuse Sizes 0 to Distance in Feet from Motor to Meter Branch Motor Max Load Fuse 101 to 201 to 301 to 401 to 200 300 400 500 Horsepower Volts Amps Rating Amps 100 OPERATION Priming the Pump NOTICE To properly prime the pump install a pipe tee in the discharge piping see Figure 1 Page 4 To prevent damage to internal parts do not start motor until pump has been filled with water To prime pump l Remove priming plug Purchase separately Figure 1 Page 4 2 Fill pump with water 4 Replace priming plug using Teflon tape or Plasto Joint Stik on plug threads tighten plug 4 Start the pump Water should be pumped in 1 2 minutes If not repeat steps 1 2 and 3 On shallow depths to water 10 feet or less the pump will probably prime the first time after the following steps 1 through 4 above From 10 to 20 foot depths you might have to shut off the pump and repeat steps 1 2 and 3 several times If after priming pump several times no water is pumped check the following A Be sure suction pipe is in the water B Be sure s
11. e it using a 5 8 hex socket wrench with extension Turn counterclockwise If socket wrench is not available insert an ice pick or sim ilar pointed tool carefully into the nozzle This will dis lodge debris Flush out the debris by running water through the nozzle in the same direction as the dislodging tool was inserted Reinstall nozzle and venturi Do not overtighten Reassemble pump per instructions on Page 9 4 5 How to Handle a Gaseous Well In some areas well water contains gases which must be al lowed to escape before the water is used This can be done as shown in Figure 11 A good way of delivering gas free water is to suspend a pipe closed at the bottom and open at the top surrounding the suction pipe Since the gases rise in the well casing the water sucked down through the pipe and into the suction pipe is free of gas This type of weil must be vented to the outside of any enclosure Gases rise to surface Pipe strap or wire to hold pipe sleeve Tail pips Not Foot to valve Scale o pane nee sleeve Pipe cap Figure TROUBLESHOOTING GUIDE TROUBLE POSSIBLE CAUSES REMEDIES SOS S S S S Motor will not run 1 Disconnect switch is off 1 Be sure switch is on 2 Fuse is blown 2 Replace fuse 3 Starting switch is defective 3 Replace starting switch 4 Wires at motor are loose 4 Refer to instructions on wiring disconnected or wired incorrectly 5 Motor is wired i
12. eflon Tape DO NOT use joint compound on plastic fittings Materials Galvanized Pipe and Fittings as required to complete job Pipe Joint Compound or Teflon Tape MAJOR COMPONENTS AND WHAT THEY DO Impeller and Jet Impeller turns with motor shaft causing water to fly out from its rim by centrifugal force Impeller rotation creates a vacuum which pulls in more water Part of the water is di verted back to the jet where it passes through the nozzle and venturi This creates more vacuum to draw in more water In shallow wells less than 20 feet deep the vacuum cre ated at the pump is enough to pull water to the pump Therefore for shallow well use the jet is built into the pump Pre Charged Tank The tank serves two functions It provides a reservoir of water under pressure and maintains a cushion of air pres sure to prevent pipe hammering and possible damage to plumbing components When water is drawn off through the house fixtures the pressure in the tank is lowered and the pump starts Pressure Switch The pressure switch provides for automatic operation Pump starts when pressure drops to 40 pounds and stops when pressure reaches 60 pounds Check Valve or Foot Valve This pump is equipped with a built in check valve Install a check valve as close to well as possible on well point in stallations A foot valve must be installed in the well on dug or cased wells See Figures 2A and 2B Page 4 For long hor izontal p
13. emove Motor End Cover Motor End Cover Figure 4 Removing Motor End Cover You will need to remove the motor end cover to change the voltage setting The illustration above also shows the pressure switch If the power supply connection still needs to be made the pressure switch cover will need to be removed Your motor terminal board located under the motor end cover should look like the one at right Dial Type Voltage Selector Ba Be Z 6 te Sa ee Power Supply Connections 7 Voltage l Change S Dial Ground Wire Connection Figure 5 Voltage Set To 230 Volts Dial Type To change to 15 volts 1 Make sure power is off 2 Turn the dial counter clockwise until 115 shows in the dial window 3 Reinstall the Motor end cover 4 Go to Wiring Connections below Hazardous voltage Can shock burn or kill Connect ground wire before connecting power supply wires Use the wire size including the ground wire specified in the wiring chart If possible connect the pump to a separate branch circuit with no other appli ances on it Explosion hazard Do not ground to a gas supply line WIRING CONNECTIONS Fire hazard Incorrect voltage can cause a fire or seriously damage the motor and voids the warranty The supply voltage must be within 10 of the motor name plate voltage ELECTRICAL NOTICE Dual voltage motors are factory wired for 230 volts If necessary reconnect the motor for 115 volts as
14. ipe runs install check valve as close to well as pos sible all types of wells INSTALLATION INSTALLATION Piping in the Well The Shallow Well Water System can be installed on a dug well drilled well or with a driven point In a dug or cased well a foot valve and strainer should be installed for easy priming It should be installed five to ten feet below the low est level to which the water will drop while the pump is op erating pumping water level To keep sediment from clogging the strainer be sure it is five to ten feet above the bottom of the well Before installing the foot valve make sure that it works freely When using a foot valve a priming tee and plug as shown in Figure 1 are recommended Priming Plug Priming Tee User Supplied N Figure When installed on a driven point well your Shallow Well Water System should have a check valve installed as shown in Figure 2A Check Valve Stee Drive Pipe Drive coupling Welt point Driven point Figure 2A For a pump at sea level mounted directly over the well be sure the total lift from the pumping water level to the pump does not exceed 20 feet This will be less if the pump is off set from the well The maximum lift of any pump decreases at the rate of about 1 less lift for every 1 000 feet of elevation above sea level For example at Denver Colorado Elev 5 000 the pump loses five feet of lift The maximum depth from which i
15. lished face of seat faces inside of pump If seat will not locate properly place cardboard washer over polished face and use piece of 3 4 standard pipe for pressing purposes See Figure 9B 483 0194 Figure 9A Figure 9B D Dispose of cardboard washer and clean surface of seat E Clean motor shaft F Reassemble back half of pump to motor G Apply detergent solution to inside diameter of rotat ing seal member Slide rotating member on shaft until rubber drive ring hits shaft shoulder NOTICE BE SURE you do not chip or scratch seal face on shaft shoulder or seal will leak Screw impeller on shaft clockwise while holding shaft with 7 16 open end wrench on shaft flats This will automatically locate seal in place See Figure 10 H 478 0194 Figure 0 J Remount diffuser on seal plate 10 Cleaning Impeller I Follow steps 1A through 1E under Disassembly and Assembly of Pump on Page 8 Remove diffuser and impeller from pump per instruc tions under Removing Motor for Service and Replacing Shaft Seal on Page 9 Clean impeller and reassemble impeller and diffuser per instructions under Removing Motor for Service and Replacing Shaft Seal on Pages 9 and 10 Be Cleaning Shallow Well Jet To remove debris from venturi or nozzle proceed as follows 1 Disassemble pump per instructions on Page 9 2 Turn venturi counterclockwise and remove it The noz zle is now exposed Remov
16. ncorrectly 6 Pressure switch contacts are dirty 1 Motor is wired incorrectly 2 Voltage is too low Refer to instructions on wiring Clean by sliding piece of plain paper between contacts 5 6 1 Refer to instructions on wiring 2 Check with power company Install heavier wiring 3 1 Motor runs hot and overload kicks off if wire size is too small See wiring instructions See section below on too frequent cycling In new installation 3 Pump cycles too frequently Pump in a new installation did Motor runs but no water is delivered not pick up prime through a Improper priming a Re prime according to instructions Note Check b Air leaks b Check all connections on suction line and jet c Leaking foot valve 2 Pump has lost its prime through c Replace foot valve prime before look 2 In installation already in use ing for other a Air leaks a Check all connections on suction line jet and shaft seal causes Unscrew b Water level below suction of pump b Lower suction line into water and re prime If receding priming plug and water level in a shallow well operation exceeds suction lift a deep well pump is needed Clean jet or impeller according to instructions see if there is water 3 4 Replace check valve or foot valve i is pl in priming hole Jet or impeller is plugged 3
17. nstall bag in tank Testing for Bag Leakage 1 Follow steps 1 through 4 under Vinyl Bag Removal 2 Tip tank on end valve down Be careful not to break valve 3 If bag leaks water will run out of valve If so replace bag as instructed above MAINTENANCE DISASSEMBLY AND ASSEMBLY OF PUMP Risk of electric shock Ground unit and disconnect power before attempting any work on pump or motor Your Sears pump is designed for ease in servicing Should repair or replacement of the motor or seal be needed the pump and piping do not need to be disconnected or dis turbed 1 Disassemble pump as follows A Disconnect power B Drain pump by opening drain cock Remove pressure switch tubing from fitting on top of pump AWARNING To avoid serious injury release all pressure from system before attempting to remove clamp from pump C Remove clamp Key No 10 Page 12 D Remove pump base mounting bolts Motor assembly and back half assembly of pump can be pulled away from front half E Remove O rings 2 Reassembly of pump A Clean O rings and O ring grooves B Lubricate O rings with petroieum jelly and place in grooves C Slide pump halves together D Clean inside of clamp Place clamp around pump halves Alternately tighten clamp screw and tap clamp around outside with plastic mallet This will insure proper seating of O ring and clamp E Assemble base mounting bolts Conne
18. ower and open faucets until all pressure is relieved Using automobile tire pressure gauge check air pressure in tank at the valve stem located at top of tank If less than 40 pounds pump air into tank from outside source until 40 pounds pressure is reached Check air valve for leaks using soapy solution and replace core if necessary Pump is picking up prime AS soon as pump picks up prime all air will be ejected Leak in suction side of pump Check suction piping make sure joints are not sucking air Well is gaseous Change installation as described in manual Intermittent over pumping of well Lower foot valve if possible otherwise restrict discharge side of pump First check the clamp tightening screw to see if it is tight If it is tight and slight leakage still occurs place a piece of wood on the periphery of the clamp and firmly tap the wood with a hammer Repeat this operation around the edge of the clamp and retighten the clamp screw If leak continues disassemble clamp and pump halves and check to see that O ring is properly seated and no foreign material is on O ring or O seat Reassemble pump Pressure switch is out of adjustment Air charge too low in Captive Air Tank akoONM Air spurts from faucets AWA Leaks at the metal clamp WARNING Release all pressure in system before working on clamp Loose clamps or O ring
19. s warranty 44 WARNING To avoid serious injury and equip ment damage limit system pressure to 100 pounds per square inch PSD or below at all times Over pressure can cause tank blowup install relief valve capable of passing full pump volume at 100 PSI gt With anew well test well for purity before use Consult local Health Department for procedure 4a WARNING Hazardous voltage Can shock burn cause death or start fires SAFETY INSTRUCTIONS Continued 6 Disconnect electrical power source before installing or working on pump 7 Ground pump with a ground wire run from grounding lug on motor to a grounded lead in the service panel 8 Line voltage and frequency of electrical power supply must agree with motor nameplate 9 Use of fuses or wire smaller than size recommended in owner s manual can cause overheating possible fires and will void warranty TABLE I Pump Performance In Gallons per Minute NOTE This system is designed for pumping depths of 20 feet or less Pump wae Description rec Depth in Feet Discharge Pressure PSI BASIC TOOLS AND MATERIALS NEEDED Plastic Pipe Installation Tools Pipe Wrenches Screwdriver Knife or Saw to Cut Plastic Pipe Tire Pressure Gauge Galvanized Steel Pipe Installation Tools Pipe Wrenches Screwdriver Pipe Cutting and Threading Tools Tire Pressure Gauge Materials Plastic Pipe and Fittings as required to complete job T
20. steady air may be leaking into the system check for leaks in the piping on the suction side of the pump NOTICE To prevent waterlogging check tank air charge annually To Check Tank Air Charge If drawdown amount of water available per cycle de creases significantly check as follows 1 To check air charge in tank shut off electric power to pump open faucet near tank and drain completely 2 At the air valve in top of tank check air pressure with standard tire gauge Air pressure should be the same as pump pressure switch cut in setting 40 PSD 3 If the air pressure is below 40 PSI add air to the tank Use an air compressor or a portable air storage tank 4 Use soap or liquid detergent to check for air leaks around air valve Continuous bubbling indicates a leak If neces sary install new core in air valve This is the same as those used for automobile tubeless tires cut off setting of pressure switch Water being drawn from tank compressed tank air forces water out of separator Separator completely empty new cycle ready to begin ELECTRICAL A Disconnect power before working on pump motor pressure switch or wiring Motor Switch Settings If the motor can operate at either 115 or 230 volts it is set at the factory to 230 volts Do not change motor voltage setting if line voltage is 230 volts or if you have a single voltage motor NOTICE Never wire a 115 volt motor to a 230 volt line R
21. t would pump water would therefore be 15 feet p Well Seal Plastic Pipe Coupling Plastic Pipe Foot Valve and Strainer eras Dug or Cased Weil Figure 2B PUMP TANK INSTALLATION Pump NOTICE Use Teflon tape supplied with the pump or Plasto Joint Stik for making all pipe thread connections to the pump itself To avoid stress cracking do not use pipe joint compounds on the pump 1 Wrap male pipe threads being attached to pump with one or two layers of Teflon tape Cover entire threaded portion of pipe 2 Do not overtighten threaded fittings in the plastic pump Be sure you do not try to tighten joint past thread stop in pump port 3 Ifleaks occur remove fittings clean off old tape rewrap with two to three layers of tape and remake the con nection If joint still leaks replace the fittings fittings may be undersized 4 Be sure to support all piping connected to the System Lake Chemical Co Chicago Hinois Horizontal Piping from Well to Pump When the pump is offset more than 25 feet from the well horizontal suction pipe size should be increased to reduce friction losses Never install a suction pipe that is smaller than the suction tapping of the pump INSTALLATION 1 1 4 Up to 25 Ft 1 1 TY a 25 to 50 Ft 50 to 200 Ft Discharge Pipe Sizes When the pump is some distance from the house or point of water use the discharge pipe size should be increased to reduce pressure losses caused b
22. ty damage if ignored 4 WARNING warns about hazards that will or can cause se rious personal injury death or major property damage if ig nored CAUTION warns about hazards that will or can cause minor personal injury or property damage if ignored The word NOTICE indicates special instructions which are important but not related to hazards CAUTION Never run pump dry Running pump without water may cause pump to overheat damaging seal and pos sibly causing burns to persons handling pump Fill pump with water before starting Never run pump against closed discharge To do so can boil water inside pump causing hazardous pressure in unit risk of explosion and possibly scalding persons handling pump A CAUTION Motor normally operates at high temperature and will be too hot to touch Ft is protected from heat dam age during operation by an automatic internal cutoff switch Before handling pump or motor stop motor and allow to cool for 20 minutes 1 To avoid risk of serious bodily injury and property dam age read safety instructions carefully before installing pump 2 Follow local and or natronal plumbing and electrical codes when installing pump 3 Keep well covered while installing pump to prevent leaves and other debris from falling into well con taminating well and possibly damaging pump Protect pump and piping system from freezing Allowing pump or water system to freeze could severely damage pump and void
23. uction pipe does not leak C Be sure that pump is not trying to lift water too high see Piping in the Well Page 4 D AS long as foot valve and check valve function cor rectly and suction pipe does not develop leaks pump should not need repriming in normal service Lake Chemical Co Chicago Illinois MAINTENANCE Lubrication It is not necessary to lubricate the pump or its motor The motor bearings are lubricated for life The mechanical shaft seal in the pump is water lubricated and self adjusting Draining for Winter Risk of electric shock Disconnect power before working on unit Pump should be drained whenever it is disconnected from service or is in danger of freezing 1 DISCONNECT POWER 2 Open faucet and relieve all pressure on system before proceeding 3 Disconnect pressure switch tube Key No 17 Page 12 at barbed elbow on pressure switch Key No 28 and allow tube to drain 4 Open draincock Key No 22 Page 12 on pump body and aliow pump to drain 5 Remove priming plug to vent pump disconnect hose Key No 6 Page 14 at tank end and drain pressure tank and all piping to a point below the frost line 6 Be sure to drain any piping that may be cut off from nor mal system drain due to check valve installation Vinyl Bag Removal AWARNING Be sure ALL air pressure has been re leased from tank before removing nuts from flange Failure to do this may result in serious or fatal injury
24. y friction 1 1 1 4 1 1 2 Up to 25 Ft 25 to 100 Ft 100 to 600 Ft Tank Tanks are pre charged with 40 PSI air pressure at the factory Your tank requires an air charge of 40 pounds per square inch PSD for proper operation check tank pressure with lire gauge to determine if air charge needs adjustment Tank pre charge should be checked annually see instructions at right In areas where the temperature is high for long periods of time the tank pre charge pressure may increase This may reduce the tank drawdown amount of water available per cycle If this occurs reduce the pre charge pressure to two PSI below the pump cut in setting of the pressure switch normally to 38 PSI It is necessary to flush all air out of the piping system and water reservoir portion of the pre charged tank This is re 1 Tank nearly empty air expands filling area above vinyl separator Water begins to enter tank air is compressed above separator as it fills with water Pump up cycle completed air now compressed to Figure 3 quired on new installations pumps requiring repriming and pumps that have been disassembled for service Do this as follows 1 Open faucets furthest from tank and allow pump to op erate 2 Air in the system will cause a sputtering flow allow faucets to run until you have a steady air free stream 3 Open and close faucets repeatedly until you are sure all air has been removed 4 Ifstream does not become
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